CN210724043U - Improved electric power pipeline plugging device - Google Patents
Improved electric power pipeline plugging device Download PDFInfo
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- CN210724043U CN210724043U CN201921634963.1U CN201921634963U CN210724043U CN 210724043 U CN210724043 U CN 210724043U CN 201921634963 U CN201921634963 U CN 201921634963U CN 210724043 U CN210724043 U CN 210724043U
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- flexible sealing
- annular
- bolt
- sealing element
- clamp plate
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Abstract
The utility model relates to an electric power pipeline plugging device of improvement, including flexible sealing member, interior clamp plate, outer clamp plate and bolt, interior clamp plate and outer clamp plate pass through bolt locking is in the inside and outside both ends of flexible sealing member, flexible sealing member is the hollow cylinder structure, is equipped with on one of them terminal surface at its inside and outside both ends from this terminal surface opening and to the annular groove of other end axial extension formation, be equipped with first annular notch on the inside wall of annular groove, be equipped with the annular notch of second on the lateral wall of annular groove, still be equipped with the confession on the flexible sealing member the bolt hole that the bolt axial runs through, this bolt hole axial run through in the annular groove, be equipped with the confession on the outer clamp plate the first mounting hole that the bolt wore to establish, be equipped with the confession on the interior clamp plate the second mounting hole that the bolt wore to establish. The novel sealing device has the advantages of simple structure, low cost, long service life, reliable sealing, easiness in disassembly and assembly, strong universality, convenience in field installation and use and the like.
Description
Technical Field
The utility model belongs to the technical field of power pipeline accessory technique and specifically relates to a power pipeline plugging device of improvement is related to.
Background
A pipe closure is a sealing device arranged in a cable duct. Conventional pipe sealers suffer from two drawbacks in use: firstly, the sealing element is easy to be attached to the cable and the cable pipeline, and the sealing effect is poor; secondly, the application condition of the pipeline plugging device in actual use is not considered, so that some reserved pipelines without cables can be plugged by mud, and inconvenience is brought to people.
Therefore, the chinese utility model patent No. cn201721773789.x discloses a dual-purpose cable pipeline plugging device, it includes first annular flexible sealing member and the flexible sealing member of second annular of range upon range of setting, establish the clamping ring at first annular flexible sealing member and the flexible sealing member both ends of second annular separately, but connect the clamping ring at both ends and first annular flexible sealing member and the flexible sealing member of second annular as an organic whole and press from both sides a plurality of fastener that the clamping ring warp in order to force first annular flexible sealing member and the flexible sealing member of second annular, be equipped with the first recess of at least round on the inner wall of first annular flexible sealing member, be equipped with the second recess of at least round on the outer wall of the flexible sealing member of second annular. Compared with the traditional pipeline plugging device, the pipeline plugging device with the structure has the advantages of good sealing effect, strong universality, convenience in use for people to a certain extent, and the like, can be used for plugging pipelines with cables and plugging reserved pipelines without cables, and is also not enough: 1) because two annular flexible sealing elements are adopted for sealing, the manufacturing cost of the plugging device is increased, the steps of assembling and disassembling the plugging device are increased, and the disassembly and the assembly are not facilitated to be simplified; 2) the two annular flexible sealing elements are in C-shaped annular shapes with opposite directions, and are laminated together, so that the uniformity and consistency of the stress of the two annular flexible sealing elements are difficult to ensure in use, the two annular flexible sealing elements are easy to generate local abrasion, and the service life is short; 3) the clamping rings at two ends lack a positioning structure when being connected with two annular flexible sealing elements, so that mounting holes for penetrating fasteners on each part are not easy to align, and further a great deal of inconvenience is brought to the installation of a construction site.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide an improvement type electric power pipeline plugging device that the structure is simple and convenient, with low costs, longe-lived, sealed reliable, the dismouting is easy, the commonality is strong, on-the-spot installation and convenient to use.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides an electric power pipeline plugging device of improvement, includes flexible sealing member, interior clamp plate, outer clamp plate and bolt, interior clamp plate and outer clamp plate pass through bolt locking is in the inside and outside both ends of flexible sealing member, flexible sealing member is the hollow cylinder structure, is equipped with on one of them terminal surface at its inside and outside both ends from this terminal surface opening and to the annular groove of other end axial extension formation, be equipped with first annular notch on the inside wall of annular groove, be equipped with the annular notch of second on the lateral wall of annular groove, still be equipped with the confession on the flexible sealing member the bolt hole that the bolt axial runs through, this bolt hole axial run through in the annular groove, be equipped with the confession on the outer clamp plate the first mounting hole that the bolt wore to establish, be equipped with the confession on the interior clamp plate the second mounting hole that the bolt wore.
Furthermore, an annular groove formed by axially extending from the end surface opening to the inner end of the flexible sealing element is arranged on the outer end surface of the flexible sealing element.
Further, the first annular notch and the second annular notch are symmetrically arranged in opposite directions at the axial center of the flexible sealing element.
Further, the first annular notch and the second annular notch are both annular arc-shaped notches.
Furthermore, a fracture is arranged on the peripheral wall of the flexible sealing element, and the flexible sealing element can be opened outwards from the fracture.
Furthermore, a first positioning notch is formed in the outer edge of the outer end face of the flexible sealing element, a second positioning notch is formed in the inner edge of the outer end face of the flexible sealing element, and a first positioning convex part matched with the first positioning notch and a second positioning convex part matched with the second positioning notch are arranged on the outer pressing plate.
Furthermore, the inner end face of the flexible sealing element is provided with a positioning step hole which is concentric with the bolt hole, and the inner pressing plate is provided with a positioning convex column which is matched with the positioning step hole.
Further, interior clamp plate and outer clamp plate are the ring body, still include a blanking cover, the blanking cover includes the lid and sets up the neck on this lid terminal surface, the neck is the hollow cylinder structure, the neck certainly the annular hole of outer clamp plate stretches into in the flexible sealing member and closely laminate with it, the lid backstop in the outer terminal surface of outer clamp plate.
Furthermore, the inner pressing plate and the outer pressing plate are respectively formed by splicing two semi-annular bodies.
Compared with the prior art, the utility model discloses following beneficial effect has:
firstly, the utility model discloses because the inside first annular notch that is equipped with the indent structure of flexible sealing member and the annular notch of second of outer concave structure, consequently more be favorable to promoting flexible sealing member to produce the deformation effect of expanding in and expanding outward when receiving the oppression of both ends clamp plate, and then closely laminate with cable outer wall and pipeline inner wall and realize reliable sealed, improved the sealed effect of pipeline greatly by this.
Secondly, the utility model discloses a flexible sealing member is single hollow cylinder structure, and not only the structure is simple and convenient, with low costs, homogeneity and uniformity when also more being favorable to guaranteeing the flexible sealing member atress moreover, are difficult for producing local wear, and life is better, and the dismouting is got up also more easily simultaneously.
Furthermore, the utility model discloses be equipped with the location structure of mutually supporting between well both ends clamp plate and the flexible sealing member respectively to be favorable to wearing the bolt on the both ends clamp plate and the alignment of bolt hole on the flexible sealing member, and then make things convenient for the installation locking of job site plugging device.
Finally, the utility model discloses the plugging device commonality is strong, and it both can be used for wearing to be equipped with the shutoff of the pipeline of cable, can be used for not wearing to establish the shutoff of the reservation pipeline of cable again to the use of job site has been made things convenient for greatly.
Drawings
Fig. 1 is a schematic perspective view of one of the viewing angles of the power pipeline plugging device of the present invention.
Fig. 2 is a perspective view of another view angle of the power pipeline plugging device of the present invention.
Fig. 3 is the axial sectional view of the staggered bolt position of the power pipeline plugging device of the present invention.
Fig. 4 is an axial sectional view of the power pipeline plugging device along the bolt position according to the present invention.
Fig. 5 is an exploded view of one of the viewing angles of the power pipeline plugging device of the present invention.
Fig. 6 is an exploded view of the power pipeline plugging device of the present invention from another perspective.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments shown in the drawings.
As shown in fig. 1 to 6, the improved electric power pipeline plugging device of the present invention comprises a flexible sealing member 1, an inner pressing plate 2, an outer pressing plate 3 and bolts 4, wherein the inner pressing plate 2 and the outer pressing plate 3 are locked at the inner and outer ends of the flexible sealing member 1 by the bolts 4, the flexible sealing member 1 is a hollow cylinder structure, one end face of the inner end face and the outer end face is provided with an annular groove 11 which is formed by opening from the end face and axially extending towards the other end, the inner side wall of the annular groove 11 is provided with a first annular notch 111, the outer side wall of the annular groove 11 is provided with a second annular notch 112, the flexible sealing element 1 is also provided with a bolt hole 12 for the bolt 4 to axially penetrate through, the bolt hole 12 axially penetrates through the annular groove 11, a first mounting hole 31 for the bolt 4 to penetrate through is formed in the outer pressing plate 3, and a second mounting hole 21 for the bolt 4 to penetrate through is formed in the inner pressing plate 2.
Preferably, the outer end surface (i.e. the end surface facing the outer platen 3) of the flexible seal member 1 is provided with an annular groove 11 that is open from the end surface and extends axially toward the inner end (i.e. the end near the inner platen 2) of the flexible seal member 1.
Furthermore, the first annular notch 111 and the second annular notch 112 are symmetrically arranged opposite to each other in the axial center of the flexible seal 1, and both the first annular notch 111 and the second annular notch 112 are annular arc-shaped notches.
The peripheral wall of the flexible sealing member 1 is provided with a fracture 10, and the flexible sealing member 1 can be expanded outwards from the fracture 10. When installed, the flexible seal 1 is wrapped around the outer surface of the cable through the flared opening.
The outer edge of the outer end face of the flexible sealing member 1 is provided with a first positioning notch 101, the inner edge of the outer end face of the flexible sealing member 1 is provided with a second positioning notch 102, and the outer pressing plate 3 is provided with a first positioning convex part 32 matched with the first positioning notch 101 and a second positioning convex part 33 matched with the second positioning notch 102. Meanwhile, the inner end face of the flexible sealing element 1 is provided with a positioning step hole 103 which is concentric with the bolt hole 12, and the inner pressure plate 2 is provided with a positioning convex column 22 which is matched with the positioning step hole 103. This structure is favorable to interior, outer clamp plate 2, mounting hole 21 on 3, 31 and the alignment of bolt hole 12 on the flexible seal 1, and then make things convenient for wearing of bolt 4 to put the locking, particularly, location convex column 22 is in the cooperation position with flexible seal 1 on the location step hole 103 on the clamp plate 2, and first location convex part 32 and second location convex part 33 on the outer clamp plate 3 are in the cooperation position with first location notch 101 and second location notch 102 on the flexible seal 1 respectively, interior, outer clamp plate 2, mounting hole 21 on 3, 31 also are in the alignment position with bolt hole 12 on the flexible seal 1, wear again this moment put bolt 4 and locking can, thereby made things convenient for the installation of job site plugging device greatly.
As described above, the utility model discloses the plugging device commonality is strong, and it both can be used for wearing to be equipped with the shutoff of the pipeline of cable, can be used for not wearing to establish the shutoff of the reservation pipeline of cable again. When the shutoff that is used for wearing to be equipped with the pipeline of cable, only need take off blanking cover 5, then open the occluder and the cover is wrapped up in on the cable surface, close the occluder and fill in the pipeline in locking can after that, at this moment, flexible seal 1 is receiving both ends clamp plate 2, 3 oppression backs, the position that corresponds around first annular recess 111 on the 1 inner wall of flexible seal produces interior bloating and closely laminates with the cable surface, the position that corresponds around the annular recess 112 of second on the 1 outer wall of flexible seal produces outer bloating and closely laminates with the pipeline internal surface, thereby realize the sealed between cable and the pipeline. When the flexible sealing element 1 is used for plugging a reserved pipeline without a cable, only the preassembled plugging device is plugged into the pipeline, the plugging cover 5 is inserted into the plugging device, and then the plugging device is locked, at the moment, after the flexible sealing element 1 is pressed by the pressing plates 2 and 3 at the two ends, the part, corresponding to the periphery of the first annular notch 111, on the inner wall of the flexible sealing element 1 generates internal expansion and is tightly attached to the outer surface of the neck 52 of the plugging cover 5, the part, corresponding to the periphery of the second annular notch 112, on the outer wall of the flexible sealing element 1 generates external expansion and is tightly attached to the inner surface of the pipeline, and therefore sealing of the reserved pipeline is achieved.
The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention can not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.
Claims (9)
1. The utility model provides an electric power pipeline plugging device of improvement, includes flexible sealing member, interior clamp plate, outer clamp plate and bolt, interior clamp plate and outer clamp plate pass through the bolt locking is in the inside and outside both ends of flexible sealing member, its characterized in that: the flexible sealing element is of a hollow cylinder structure, an annular groove which is formed by extending from the end face opening to the other end in the axial direction is formed in one end face of the inner end face and the outer end face of the flexible sealing element, a first annular notch is formed in the inner side wall of the annular groove, a second annular notch is formed in the outer side wall of the annular groove, a bolt hole which is axially penetrated through by the bolt is further formed in the flexible sealing element, the bolt hole axially penetrates through the annular groove, a first mounting hole which is penetrated through by the bolt is formed in the outer pressing plate, and a second mounting hole which is penetrated through by the bolt is formed in the inner pressing plate.
2. The improved power conduit closure of claim 1, wherein: and an annular groove formed by axially extending from the end surface opening to the inner end of the flexible sealing element is arranged on the outer end surface of the flexible sealing element.
3. The improved power conduit closure of claim 1, wherein: the first annular notch and the second annular notch are oppositely and symmetrically arranged at the axial center part of the flexible sealing element.
4. The improved power conduit closure of claim 1, wherein: the first annular notch and the second annular notch are both annular arc-shaped notches.
5. The improved power conduit closure of claim 1, wherein: the peripheral wall of the flexible sealing element is provided with a fracture, and the flexible sealing element can be outwards opened from the fracture.
6. The improved power conduit closure of claim 1, wherein: the outer end face outer edge of the flexible sealing piece is provided with a first positioning notch, the outer end face inner edge of the flexible sealing piece is provided with a second positioning notch, and the outer pressing plate is provided with a first positioning convex part matched with the first positioning notch and a second positioning convex part matched with the second positioning notch.
7. The improved power conduit closure of claim 1, wherein: the inner end face of the flexible sealing element is provided with a positioning step hole which is concentric with the bolt hole, and the inner pressing plate is provided with a positioning convex column which is matched with the positioning step hole.
8. The improved power conduit closure of claim 1, wherein: the inner pressing plate and the outer pressing plate are both annular bodies and further comprise a blocking cover, the blocking cover comprises a cover body and a neck arranged on one end face of the cover body, the neck is of a hollow cylinder structure, the neck extends into the annular inner hole of the outer pressing plate, the flexible sealing element is tightly attached to the inner portion of the flexible sealing element, and the cover body is stopped at the outer end face of the outer pressing plate.
9. The improved power conduit closure of claim 1, wherein: the inner pressing plate and the outer pressing plate are respectively formed by splicing two semi-annular bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921634963.1U CN210724043U (en) | 2019-09-27 | 2019-09-27 | Improved electric power pipeline plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921634963.1U CN210724043U (en) | 2019-09-27 | 2019-09-27 | Improved electric power pipeline plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210724043U true CN210724043U (en) | 2020-06-09 |
Family
ID=70935799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921634963.1U Active CN210724043U (en) | 2019-09-27 | 2019-09-27 | Improved electric power pipeline plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210724043U (en) |
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2019
- 2019-09-27 CN CN201921634963.1U patent/CN210724043U/en active Active
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